| Patents for H04L 25 - Baseband systems (55,083) |
|---|
| 12/28/1999 | CA2165689C Method for low sensitivity optical transmission, transmission device and system for carrying out said method |
| 12/28/1999 | CA2162332C Variable transmission bit rate discrimination method and apparatus |
| 12/28/1999 | CA2145566C Methods of and devices for enhancing communications that use spread spectrum technology |
| 12/23/1999 | WO1999066686A1 Method and device for wireless data transmission according to an fsk method, especially a gfsk method |
| 12/23/1999 | WO1999066684A1 Device, system and method for modem communication utilizing dc or near-dc signal suppression |
| 12/23/1999 | WO1999066683A1 Impedance matching interface for transmission loop |
| 12/23/1999 | WO1999066658A1 Method and device for quantizing the input to soft decoders |
| 12/23/1999 | WO1999044326B1 Ofdm frame synchronisation and equalisation system |
| 12/22/1999 | EP0966135A2 Coding for discrete multitone transmission |
| 12/22/1999 | EP0966117A1 Optical signal monitoring method and apparatus |
| 12/22/1999 | EP0966113A1 Method and apparatus for performing equalisation in a radio receiver |
| 12/22/1999 | EP0966099A1 A power amplifier system using transform combiners |
| 12/22/1999 | EP0965210A1 System and method for transmitting special marker symbols |
| 12/22/1999 | EP0965207A2 Adaptation of pre-equialisers |
| 12/22/1999 | EP0965206A1 Signal processing method and apparatus for reducing equalizer error |
| 12/22/1999 | CN1239625A Method of operating channel equalizer in receiver for DTV signals subject to co-channel NTSC interference |
| 12/22/1999 | CN1239361A Route estimating device and communication terminal device |
| 12/22/1999 | CN1047704C 接收机 Receiver |
| 12/21/1999 | US6006150 Communications device for control device |
| 12/21/1999 | US6005901 Arrangement for asynchronous decimation using a frequency ratio estimator and method thereof |
| 12/21/1999 | US6005895 Apparatus and method for multilevel signaling |
| 12/21/1999 | US6005890 Automatically adjusting communication system |
| 12/21/1999 | US6005702 Optical transmission device, WDM optical transmission apparatus, and optical transmission system using return-to-zero optical pulses |
| 12/21/1999 | US6005424 Integrated power switch for parasitically powered devices |
| 12/21/1999 | US6005422 Semiconductor integrated circuit and consumed power reducing method |
| 12/21/1999 | CA2188790C Data communications device to selectively operate as an analog modem, a digital modem, and a terminal adapter |
| 12/21/1999 | CA2097693C System and method for calculating a state transition metric in a viterbi equalizer |
| 12/16/1999 | WO1999065201A1 Data transfer method and apparatus |
| 12/16/1999 | WO1999065166A2 Wireless telecommunications system employing a coherently modulated time slot having differentially modulated pilot symbols |
| 12/16/1999 | WO1999065160A1 Spatio-temporal equalisation using cholesky factorisation and systolic arrays |
| 12/16/1999 | WO1999065156A2 Method and apparatus for training an echo canceler in a pcm modem context |
| 12/16/1999 | WO1999063924A1 Fracture resistant superabsorbent polymers |
| 12/16/1999 | DE19902182A1 Analogue and digital data transmission using count system |
| 12/16/1999 | DE19826388A1 Fehlerverarbeitungsschaltung für eine Empfangsstelle eines Datenübertragungssystems Error processing circuit for receiving agency has a data transmission system |
| 12/16/1999 | DE19825890A1 Improvement of the electromagnetic characteristic of a circuit for vehicle micro-controller |
| 12/16/1999 | DE19700404A1 Buffering or differencing amplifier for signal transmission |
| 12/16/1999 | CA2334153A1 Spatio-temporal equalisation using cholesky factorisation and systolic arrays |
| 12/15/1999 | EP0964557A1 Receiver DC offset compensation |
| 12/15/1999 | EP0964556A2 Error processing circuit for a receiving station of a data transmission system |
| 12/15/1999 | EP0964555A1 Threshold control and adaptive filtering in CAP receivers |
| 12/15/1999 | EP0964554A1 Sequence estimation method and sequence estimator |
| 12/15/1999 | EP0964529A2 Channel estimation apparatus and communication terminal apparatus |
| 12/15/1999 | EP0963877A2 Method and system for communication between remote-controlled modules in automotive vehicles |
| 12/15/1999 | EP0963642A1 Channel impulse response estimation using singular value decomposition |
| 12/15/1999 | CN1238623A Table-driven modulation signal generation |
| 12/15/1999 | CA2273519A1 Line coding mismatch detection technique |
| 12/14/1999 | US6003147 Weighted interleaving for correlated channel coding |
| 12/14/1999 | US6002731 Received-data bit synchronization circuit |
| 12/14/1999 | US6002723 Digital receiver having programmable complex threshold detectors and threshold interpreters |
| 12/14/1999 | US6002722 Multimode digital modem |
| 12/14/1999 | US6002716 Equalizer with extended channel estimation for a receiver in a digital transmission system |
| 12/14/1999 | US6002713 PCM modem equalizer with adaptive compensation for robbed bit signalling |
| 12/14/1999 | US6002538 PRML regenerating apparatus having adjusted slice levels |
| 12/14/1999 | US6002353 One-bit digital signal processing |
| 12/14/1999 | CA2191703C High speed transport system |
| 12/14/1999 | CA2024344C Digital data transmission system having error detecting and correcting function |
| 12/12/1999 | CA2273659A1 Channel estimation apparatus and communication terminal apparatus |
| 12/09/1999 | WO1999063722A1 Demodulation method |
| 12/09/1999 | WO1999063718A1 Level control and adaptive filtering in cap receivers |
| 12/09/1999 | WO1999063713A1 Dynamic bandwidth allocation in cdma system |
| 12/09/1999 | WO1999063698A2 Synchronous network for digital media streams |
| 12/09/1999 | WO1999063682A2 Fast acquisition of traffic channels for a highly variable data rate |
| 12/09/1999 | WO1999063675A1 Suppression of rfi and impulse noise in communications channels |
| 12/09/1999 | WO1999063655A1 Methods of suppressing reference oscillator harmonic interference and related receivers |
| 12/09/1999 | DE19825258A1 Output buffer circuit for digital signal transmission via transmission line |
| 12/09/1999 | CA2834031A1 Fast acquisition of traffic channels for a highly variable data rate |
| 12/08/1999 | EP0963085A1 Method of setting adaptive filters in a QAM/CAP system |
| 12/08/1999 | EP0963084A2 Receiver for a digital transmission system |
| 12/08/1999 | EP0963083A2 Method of and apparatus for correctly transmitting signals at high speed without waveform distortion |
| 12/08/1999 | EP0963079A2 Auto-negotiation systems for multiple port data communication devices |
| 12/08/1999 | EP0963071A1 Channel estimation device, and cdma receiver and cdma transmitter/receiver having the device |
| 12/08/1999 | EP0962081A1 Logic isolator with high transient immunity |
| 12/08/1999 | CN1238095A Adaptive sparse equalization filter |
| 12/08/1999 | CN1238056A Circuit arrangement for interference-free signal evaluation |
| 12/08/1999 | CN1237845A Receiver for digital transmission system |
| 12/08/1999 | CN1237818A Power supply turn-off and restoring circuit for digital communication equipment |
| 12/07/1999 | US5999579 Fading equalizer |
| 12/07/1999 | US5999576 Delay-locked loop for data recovery |
| 12/07/1999 | US5999571 Transition-controlled digital encoding and signal transmission system |
| 12/07/1999 | US5999565 Data communication using a modifiable number of XDSL modems |
| 12/07/1999 | US5999564 System and method for iteratively determining quantization intervals of a remote ADC and modem employing the same |
| 12/07/1999 | US5999563 Rate negotiation for variable-rate digital subscriber line signaling |
| 12/07/1999 | US5999542 Use of modified line encoding and low signal-to-noise ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link |
| 12/07/1999 | US5999355 Gain and phase constrained adaptive equalizing filter in a sampled amplitude read channel for magnetic recording |
| 12/07/1999 | US5999349 Waveform equalization apparatus |
| 12/07/1999 | US5999109 Frame-based spectral shaping method and apparatus |
| 12/07/1999 | US5998858 Microcircuit with memory that is protected by both hardware and software |
| 12/07/1999 | CA2174267C Apparatus and method for combining high bandwidth and low bandwidth data transfer |
| 12/07/1999 | CA2167746C Multilevel coding for fractional bits |
| 12/07/1999 | CA2128881C Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization |
| 12/02/1999 | WO1999062253A2 Scalable audio coder and decoder |
| 12/02/1999 | WO1999062236A1 Apparatus and methods for variable delay channel tracking |
| 12/02/1999 | WO1999062231A1 Method and apparatus for a data transmission of 100 mbps in a terminal |
| 12/02/1999 | WO1999062230A1 Ethernet switch in a terminal for a wireless metropolitan area network |
| 12/02/1999 | WO1999062226A1 Method and apparatus for synchronizing fast ethernet data packets to radio frames |
| 12/02/1999 | WO1999062225A1 Adaptive countermeasures for wireless communication of fast ethernet data packets |
| 12/02/1999 | WO1999062224A1 Method and apparatus for transporting ethernet data packets via radio frames |
| 12/02/1999 | WO1999062214A2 Device for modulation and demodulation in a multi-carrier system |
| 12/02/1999 | WO1999062200A2 Method and circuit for restoring a binary signal |
| 12/02/1999 | WO1999062196A2 Write/read device for communication with transponders, having first coding means and second coding means |